package com.ssx.cloud;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.context.annotation.Bean;

/**
 * @Package com.ssx.cloud
 * @ClassName Application
 * @Copyright: Copyright (c) 2020
 * @Date 2020/11/19 14:55
 * @Company www.sudaoxi.com.cn
 * @Author 苏道羲
 * @Version 1.0
 * @Description
 */
@SpringBootApplication
@EnableEurekaClient
@EnableCircuitBreaker
public class HystrixApplication8001 {
    public static void main(String[] args) {
        SpringApplication.run(HystrixApplication8001.class,args);
    }

    /**
     * 此配置是为了服务监控而配置，与服务容错本身无关，SpringCloud升级后的坑
     * ServletRegistrationBean因为springboot的默认路径不是"/hystrix.stream"，所以要在自己的项目配置servlet
     */
    @Bean
    public ServletRegistrationBean getServlet() {
        HystrixMetricsStreamServlet streamServlet = new HystrixMetricsStreamServlet();
        ServletRegistrationBean registrationBean = new ServletRegistrationBean(streamServlet);
        registrationBean.setLoadOnStartup(1);
        registrationBean.addUrlMappings("/hystrix.stream");
        registrationBean.setName("HystrixMetricsStreamServlet");
        return registrationBean;
    }
}
